underwater radiac set

例句：

1. 1.The underwater radiac set was used to detect the presence of oil in the water.
   水下辐射器组被用来检测水中的石油存在。
2. 2. The team used the underwater radiac set to map out the geological features of the area.
   团队使用水下辐射器组来绘制该地区的地质特征图。
3. 3. The underwater radiac set helped us to understand the distribution of marine life in the deep sea.
   水下辐射器组帮助我们理解了海洋生物在深海中的分布情况。